Answer:
0.2
Step-by-step explanation:
7/10-1/2=0.2
7 tenths minus 1 half?
first find a common denominator which is 10.
since 2 goes into 10 5 times, multiply the numerator by 5
7/10 - 1/2
7/10 - 5/10
7 - 5 = 2
2/10 which reduces to 1/5